自动化控制系统自动化专业英语翻译Word文档格式.docx

自动化控制系统自动化专业英语翻译Word文档格式.docx

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Abstract:

theinformationagehigh-techtraditionalindustries,intherapiddevelopmentofmechanicalindustryautomationappearedinsomenewtechnology:

themovementcontrolloopacservomotordrivetechnology,computertechnologyandprogrammablecontroller,themovementcontrolCARDS,etc.Thispaperanalyzedandsummarizedthenewtechnologyofbasicprinciple,characteristicsandapplicationstatus,etc.

Keywords:

linearmotorservodrivetechnology,computer,programmablecontroller,motioncontrol

1introduction

Informationageofhigh-techflowcausedbythetraditionalindustry,theprofoundchange.Asoneofthetraditionalindustry,machineryindustryinthisnewtechnologyrevolutionandproductstructureandproductionsystemstructureisanewspecies,microelectronicstechnology,therapiddevelopmentofcomputertechnologyandinformation,intelligentmechanicaldeviceandpowerequipment,machineryindustry,combiningbeganamassivemechatronicstechnologyrevolution.

Alongwiththecomputertechnology,electronicpowertechnologyandsensortechnologydevelopment,theadvancedcountriesmechtronieproductemergeinendlessly.Machinetools,automotive,instrument,electricalappliances,lightindustrialmachinery,textilemachinery,packagingmachinery,printingmachinery,metallurgy,machinery,chemicalmachineryandindustrialrobots,moreattentionbyallaspectsofpeople'

slives,itinimprovement,improveworkefficiencyandsaveenergyandreducethematerialconsumption,strengthenthecompetitivenessofthegreataspectsplaysarole.

Intherapiddevelopmentoftheelectromechanicalintegrationtechnology,motioncontroltechnologyasitskeypart,alsoanunprecedenteddevelopment,andeachmanufacturerlaunchedmotioncontrolofnewtechnology,newproduct.Thisarticlemainlyintroducedtheclosed-loopACServodrivetechnology（FullClosedServoMotor,ACdrivetechnology（go）,whichLinearProgrammableController（ProgrammableControllerisComputer,thePCC）andthemovementcontrolCARDS（Board）Motionneededseveralrepresentativeofnewtechnology.

2theclosed-loopacservodrivetechnology

Alongwiththecomputertechnology,electronicpowertechnologyandsensortechnologydevelopment,theadvancedcountriesmechtronieproductemergeinendlessly.Machinetools,automotive,instrument,electricalappliances,lightindustrialmachinery,textilemachinery,packagingmachinery,printingmachinery,metallurgy,machinery,chemicalmachineryandindustrialrobots,intelligentrobotsandmanyothercategoriesofproductseveryyeartherearenewdevelopments.Mechatronicstechnologyhasbeenmoreandmoreconcernedbyvariousaspects,itinimprovingpeople'

slife,improveworkefficiencyandsaveenergyandreducethematerialconsumption,strengthenthecompetitivenessofthegreataspectsplaysarole.

Insomeofthepositioningaccuracyandthedynamicresponseofthedemandishigher,electromechanicalproductacservosystemiswidelyused,includingdigitalacservosystemwithdigitalcontrolmodeismore,butthetrendisverysimple,debugging,useispopular.TheservodrivesystemoftheuseofadvancedDigitalSignalProcessor（DSP）DigitalSignalProcessor,tothemotorshaftback-enddepartmentofphotoelectricencoderandonlocationinthedriveandsamplingmotorbetweenthepositionandspeedclosed-loopcontrolsystem,andgivefullplaytothehighspeedDigitalSignalProcessor（DSP）,automaticgaincontroloftheservosystem,andcanevenloadchanges,thereal-timetrackingcontrolsystem;

gainSomedrivershavefastFouriertransform（FFT）function,themeasureofGongZhenDianmechanicalequipment,andthroughanotchfiltertoeliminatemechanicalresonance.

Normally,thedigitalacservosystemmostlyinhalfoftheclosed-loopcontrolwork,namelytheencoderfeedbackservomotorspeedloop,alsobeforpositionloop.Thiskindofcontrolmodefortransmissionchainofclearanceanderrorcannotovercomeorcompensation.Inordertoobtainhighercontrolprecision,shouldbeinthefinaloftheinstallationprecisiondetectiondevices（suchas:

gratingfeet,photoelectricencoder,etc.）,i.e.theclosed-loopcontrol.Comparisonofthetraditionalmethodis:

theclosed-loopcontrolservosystemsonlyacceptinstruction,speedloopcontrolloopcontrolbythesuperiorpositioncontroller（mostoftheclosed-loopsystemisnc）.Thisgreatlyincreasesthedifficultyoftheuppercontroller,servosystemislimited.Currently,foreignalreadyappearedamoreperfect,canachievehigheraccuracyoftheclosed-loopdigitalservosystem,therealizationofhighautomationequipmentmoreeasily.Thecontrolprinciple,asshowninfigure1.

Thissystemhasovercomethedefectofhalfaclosed-loopcontrolsystem,servodrivecandirectsamplinginfinalmechanicalpartpositionfeedbackelement（suchasgratingfeet,magneticgridfeet,revolvingencoder,etc.）,asthepositionloop,andthemotorspeedfeedbackatonlyascoder.Suchservosystemcaneliminatethemechanicaltransmissionofgeargap,gap（e.g.,etc）,ballscrewclearancecompensationofmechanicaltransmissionmanufacturingerror（suchasballscrewpitcherror,etc）,andrealizetheclosedlooppositioncontrolfunctions,higherprecision.Andthiswholeclosed-loopcontrolareaccomplishedbyservodrive,withoutincreasingtheburdenandsupervisorycontrollerinitsgrowingindustryautomationequipmentanddeveloped,andstartusingthiskindofservosystem.

Insomeofthepositioningaccuracyandthedynamicresponseofthedemandishigher,themechtronieproductincommunication

Thissystemhasovercomethedefectsoftheclosed-loopsystemandthepositionloop,samplingcandirectlyfrominfinalpositiononthemechanicalcomponents（suchasgratings'

feedback,magneticgateruler,revolvingencoder,etc）,andthemotorspeedloopatonlyasencoder,thefeedbackcaneliminateallthegapexistinginmachinery,andtheservosystem,butalsocanappearonthemechanicaltransmissionerrorcompensation,achieverealclosed-loopfunction,achievethehighpositioncontrol.Andthiswholeclosed-loopcontrolareaccomplishedbydrive,withoutincreasingtheburdenofsupervisorycontroller.

Owingtotheclosed-loopacservosystemcangethighprecision,anddoesnotneedtoincreasethecomplexityofsupervisorycontrolsystem.Soitiswidelyusedinncmachinetools,precisionCNCequipmentdesign,etc.

Thissystemhasovercomethedefectofhalfaclosed-loopcontrolsystem,servodrivecandirectsamplinginfinalmechanicalpartpositionfeedbackelement（suchasgratingfeet,magneticgridfeet,revolvingencoder,etc.）,asthepositionloop,andthemotorspeedfeedbackatonlyascoder.Suchservosystemcaneliminatethemechanicaltransmissionofgeargap,gap（e.g.,etc）,ballscrewclearancecompensationofmechanicaltransmissionmanufacturingerror（suchasballscrewpitcherror,etc）,andrealizetheclosedlooppositioncontrolfunctions,higherprecision.Andthiswholeclosed-loopcontrolareaccomplishedbyservodrive,withoutincreasingtheburdenandsupervisorycontrollermoreindustry

Inthenumericalcontrollathe,especiallyincomputerncmachinetools,becauseithasclosedservodrivesystemworkreliably,highprecisionandstronganti-interference,relativetotheopen-loopservodrivesystemismorecommonlyused.Butduetotheincreasedclosedservodrivesystem,feedback,comparativepositiondetection,andstepintotheopenloopsystem,itsstructureismorecomplex,debuggingisrelativelymoredifficult.

Aclosed-loopservodrivesystem,theactuator

Alongwiththedevelopmentofnumericalcontroltechnology,therequirementofactuatorsaresummedupandincreasinglyhigh,basicallyhavethefollowing:

（1）tominimizetherotationalinertiaofthemotor,inordertoimprovethesystemoffastdynamicresponse,

（2）improvemotoroverloadabilitytoadaptoftenappeartheimpactofthephenomenon,

（3）improvespeedandstabilityoperationofmotor,toensuretheuniformityofspeedservosystemaccuracy.

Duetotheparticularityofmechanicalprocessing,generalmotorscannotmeetthencmachinetoolsforservocontrolrequirements.Atpresent,inthenc

Themachineiswidelyusedinthedcservomotorandacservomotor.

1dcservomotor

Thedcservomotorwasusedinmachinetoolservosystemisakindofactuators.Intheservosystemusedinthedcservomotorservomotorfordcmotors,suchaslowinertiaandwidespeedmotor,etc.Althoughtheseservomotor,havethefeaturesofdifferentstructure,butitsworkingprincipleanddcmotoraresimilar.

（1）lowinertiadcservomotor.Mainwhetherslotdcservomotorarmatureandothertypesofmotor.Noslotsdcservomotorarmaturetheworkingprincipleandstructureofthesamedcmotor,thedifferenceandfeaturesare:

thearmaturecoreissmoothwithouttrough,thearmaturewindingcircleswithepoxyresincuringandbinderinthearmaturecoreonthesurface,thelengthanddiameterofthearmaturefivetimesmorethanintheair-gapsizethantheaveragedcmotoris10timesgreaterthan.Itsoutputpowerindozensofwattsto10kW.Mainlyusedforfastmovement,powersystem.

（2）w